diff --git a/.gitignore b/.gitignore
index 47ac41f..020045f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@
 /bitstream-io-1.8.0.crate
 /bitstream-io-1.10.0.crate
 /bitstream-io-2.2.0.crate
+/bitstream-io-2.3.0.crate
diff --git a/rust-bitstream-io.spec b/rust-bitstream-io.spec
index a0bbe76..8170465 100644
--- a/rust-bitstream-io.spec
+++ b/rust-bitstream-io.spec
@@ -1,11 +1,11 @@
-# Generated by rust2rpm 25
+# Generated by rust2rpm 26
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate bitstream-io
 
 Name:           rust-bitstream-io
-Version:        2.2.0
+Version:        2.3.0
 Release:        %autorelease
 Summary:        Library for reading/writing un-aligned values from/to streams
 
@@ -49,6 +49,42 @@ use the "default" feature of the "%{crate}" crate.
 %files       -n %{name}+default-devel
 %ghost %{crate_instdir}/Cargo.toml
 
+%package     -n %{name}+alloc-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+alloc-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "alloc" feature of the "%{crate}" crate.
+
+%files       -n %{name}+alloc-devel
+%ghost %{crate_instdir}/Cargo.toml
+
+%package     -n %{name}+core2-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+core2-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "core2" feature of the "%{crate}" crate.
+
+%files       -n %{name}+core2-devel
+%ghost %{crate_instdir}/Cargo.toml
+
+%package     -n %{name}+std-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+std-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "std" feature of the "%{crate}" crate.
+
+%files       -n %{name}+std-devel
+%ghost %{crate_instdir}/Cargo.toml
+
 %prep
 %autosetup -n %{crate}-%{version} -p1
 %cargo_prep
diff --git a/sources b/sources
index 686b3ed..9723a2c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (bitstream-io-2.2.0.crate) = 51d328fb67df4d89f755769cb8806249349d9d69a4c1c538f72120b058fb7fed81356b867363396234a96061da92446c6e07b6498c7bf9c1f3f99de60aad3f2f
+SHA512 (bitstream-io-2.3.0.crate) = 5daf6fe13105a503749ad0e7949630402bc71686020a2b14b06073330dea69f065c3494cadb5fa83b7bc92c196ed2776b87006a2f913c80386f27c03a66e4bad